| Value | Category | Cases | |
|---|---|---|---|
| N01 | 1117 | 
                                    
                                    55.6%
                                 | |
| N02 | 572 | 
                                    
                                    28.5%
                                 | |
| N03 | 217 | 
                                    
                                    10.8%
                                 | |
| N04 | 75 | 
                                    
                                    3.7%
                                 | |
| N05 | 16 | 
                                    
                                    0.8%
                                 | |
| N06 | 9 | 
                                    
                                    0.4%
                                 | |
| N07 | 2 | 
                                    
                                    0.1%
                                 | |
| N08 | 2 | 
                                    
                                    0.1%
                                 |